Towing vehicle body



FIG. 1 is a rear perspective view of a towing vehicle body showing my new design, it being understood that the broken lines are for illustrative purposes only and form no part of the claimed design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a rear elevational view thereof; and

FIG. 5 is an enlarged fragmentary perspective view of the side shown in FIG. 1 with the tool compartment door in open condition. 

The ornamental design for a towing vehicle body, as shown and described. 